added correct check for gd and check for php-intl
added correct check for gd and check for php-intl

IljaN/core,lrytz/core,andreas-p/nextcloud-server,sharidas/core,xx621998xx/server,nextcloud/server,pmattern/server,whitekiba/server,michaelletzgus/nextcloud-server,xx621998xx/server,michaelletzgus/nextcloud-server,lrytz/core,xx621998xx/server,IljaN/core,pmattern/server,jbicha/server,sharidas/core,jbicha/server,nextcloud/server,pollopolea/core,Ardinis/server,IljaN/core,owncloud/core,Ardinis/server,lrytz/core,Ardinis/server,pmattern/server,phil-davis/core,pollopolea/core,Ardinis/server,bluelml/core,pollopolea/core,pixelipo/server,pixelipo/server,bluelml/core,sharidas/core,owncloud/core,pollopolea/core,owncloud/core,bluelml/core,lrytz/core,pmattern/server,bluelml/core,andreas-p/nextcloud-server,bluelml/core,sharidas/core,pollopolea/core,andreas-p/nextcloud-server,lrytz/core,pixelipo/server,cernbox/core,endsguy/server,jbicha/server,michaelletzgus/nextcloud-server,endsguy/server,whitekiba/server,xx621998xx/server,IljaN/core,nextcloud/server,Ardinis/server,michaelletzgus/nextcloud-server,pixelipo/server,cernbox/core,andreas-p/nextcloud-server,cernbox/core,owncloud/core,cernbox/core,IljaN/core,whitekiba/server,jbicha/server,sharidas/core,whitekiba/server,pixelipo/server,xx621998xx/server,pmattern/server,nextcloud/server,andreas-p/nextcloud-server,jbicha/server,whitekiba/server,endsguy/server,owncloud/core,endsguy/server,endsguy/server,cernbox/core